Casio revives its musical, game-playing calculator from the '80s
 

Back in 1980, Casio released a musical, game-playing calculator cleverly named the MG-880. Apparently, kids went wild for the thing, playing a mini Space Invaders-inspired game with just numbers on the LCD screen. Now, Casio is releasing a revival of...

https://www.engadget.com/2018/03/15/...ng-calculator/